Home / 31,965.38-47,948.52-12,244.94

Finding the Fourth Proportional to 31,965.38, 47,948.52 and 12,244.94

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Solution

The fourth proportional to 31,965.38, 47,948.52 and 12,244.94 is: 18,367.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,965.38 : 47,948.52 = 12,244.94 : x
  2. Step 2: Convert to fraction form
    31,965.38/47,948.52 = 12,244.94/x
  3. Step 3: Cross multiply
    31,965.38x = 47,948.52 × 12,244.94
  4. Step 4: Simplify right side
    31,965.38x = 587,126,750.49
  5. Step 5: Solve for x
    x = 587,126,750.49/31,965.38
  6. Step 6: Final answer
    x = 18,367.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.